X168 3-speed cluster,this is designed for later production J50 models and all Lui 50cc models. The beauty of this cluster is that it is designed to mesh directly with the original Innocenti 58-53-46 loose gearbox cogs already found in these models, thus enabling you to obtain perfect gearing ratios but without having to incur the cost of having to change a whole gearbox!
The teeth on this cluster are : 10-15-18
recommended cluster to be used is a
15T front sprocket
45T Clutch crown wheel sprocket
45T clutch sprocket + 11T front sprocket = 73 link chain
45T clutch sprocket + 13T front sprocket = 74 link chain
45T clutch sprocket + 14T front sprocket = 74 link chain
45T clutch sprocket + 15T front sprocket = 75 link chain
45T clutch sprocket + 16T front sprocket = 75 link chain
46T Clutch crown wheel sprocket
46T clutch sprocket + 11T front sprocket = 73 link chain
46T clutch sprocket + 13T front sprocket = 74 link chain
46T clutch sprocket + 14T front sprocket = 75 link chain
46T clutch sprocket + 15T front sprocket = 75 link chain
46T clutch sprocket + 16T front sprocket = 76 link chain
47 Clutch crown wheel sprocket
47T clutch sprocket + 11T front sprocket = 74 link chain
47T clutch sprocket + 13T front sprocket = 75 link chain
47T clutch sprocket + 14T front sprocket = NO!
47T clutch sprocket + 15T front sprocket = NO!
47T clutch sprocket + 16T front sprocket = 76 link chain
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